"A gap is an opening; an opening is a space between barriers; a space between barriers makes for tremendous vulnerability. At the first sign of a gap, it should be shored up, or repelled, or stopped, or hidden, or overwhelmed. These are called the principles of stopping gaps." - The Master of Demon Valley, ancient Chinese classic. STOP GAPS explores the tactics and strategies for a high level protective detail, and the value of protectors to "find...